Amended Statement of Ownership (sc 13g/a)

Date : 02/13/2019 @ 6:44PM
Source : Edgar (US Regulatory)
Stock : American Superconductor Corp. (AMSC)
Quote : 8.33  -0.15 (-1.77%) @ 9:30PM

Amended Statement of Ownership (sc 13g/a)

THE UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. 1)*

American Superconductor Corporation
(Name of Issuer)

Common Stock, Par Value $.01
(Title of Class of Securities)

030111207
(CUSIP Number)

December 31, 2018
(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this
Schedule 13G is filed:

[X] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person?s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be ?filed? for the purpose of Section 18 of the Securities Exchange Act of 1934 (?Act?) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 030111207
(1)     Names of Reporting Persons.  I.R.S. Identification Nos. of
Above Persons (entities only):
        AWM Investment Company, Inc.
(2)     Check the Appropriate Box if a Member of a Group (See
Instructions)   (a)___  b)___

(3)     SEC Use Only
(4)     Citizenship or Place of Organization:  Delaware, United States
Number of Shares Beneficially
Owned by Each Reporting Person
With
(5) Sole Voting Power:
1,385,341**

(6) Shared Voting Power:         0**

(7) Sole Dispositive Power:
1,385,341**


(8) Shared Dispositive Power: 0**
(9)     Aggregate Amount Beneficially Owned by Each Reporting
Person:  1,385,341**
(10)    Check if the Aggregate Amount in Row (9) Excludes Certain Shares
(See Instructions):
(11)    Percent of Class Represented by Amount in Row (9): 6.5%**
(12)    Type of Reporting Person (See Instructions):  IA
**AWM Investment Company, Inc., a Delaware Corporation (?AWM?), is the
investment adviser to Special Situations Fund III QP, L.P. (?SSFQP?),
Special Situations Cayman Fund, L.P. (?Cayman?), Special Situations
Technology Fund, L.P. (?TECH?) and Special Situations Technology Fund
II, L.P. (?TECH II?), (SSFQP, Cayman, TECH and TECH II will hereafter
be referred to as the ?Funds?).  As the investment adviser to the
Funds, AWM holds sole voting and investment power over 486,782 shares
of Common Stock of the Issuer (the ?Shares?) held by SSFQP, 157,484
Shares held by Cayman, 120,766 Shares held by TECH and 620,309 Shares
held by TECH II. See Items 2 and 4 of this Schedule for additional
information.


Item 1(a).  Name Of Issuer:  American Superconductor Corporation

Item 1(b).  Address of Issuer?s Principal Executive Offices:

64 Jackson Road
Devens MA 01434

Item 2(a).  Name of Person Filing:

The person filing this report is AWM Investment Company, Inc.,
a Delaware corporation (?AWM?), which is the investment adviser
to Special Situations Cayman Fund, L.P., a Cayman Islands
Limited Partnership (?CAYMAN?), Special Situations Fund III QP,
L.P., a Delaware limited partnership (?SSFQP?), Special
Situations Technology Fund, L.P., a Delaware limited
partnership (?TECH?) and Special Situations Technology Fund II,
L.P., a Delaware limited partnership (?TECH II?), (CAYMAN,
SSFQP, TECH and TECH II, will hereafter be referred to as the
?Funds?).  The principal business of each Fund is to invest in
equity and equity-related securities and other securities of
any kind or nature.

Austin W. Marxe (?Marxe?), David M. Greenhouse (?Greenhouse?)
and Adam C. Stettner (?Stettner?) are members of: SSCayman,
L.L.C., a Delaware limited liability company (?SSCAY?), the
general partner of CAYMAN; MGP Advisers Limited Partnership, a
Delaware limited partnership (?MGP?), the general partner of
SSFQP; and SST Advisers, L.L.C., a Delaware limited liability
company (?SSTA?), the general partner of TECH and TECH II.
Marxe, Greenhouse and Stettner are also controlling principals
of AWM.

Item 2(b). Address of Principal Business Office or, if None,
Residence:
The principal business address for AWM is c/o Special
Situations Funds, 527 Madison Avenue, Suite 2600, New York, NY
10022.
Item 2(c).  Citizenship: AWM is a Delaware Corporation.
Item 2(d).  Title of Class of Securities: Common Stock, Par
                                          Value $.001
Item 2(e).  CUSIP No.:  030111207

Item 3.  If This Statement Is Filed Pursuant to ??240.13d-1(b) or
240.13d-2(b) or (c), check whether the Person Filing is a:
             Not Applicable.









Item 4.  Ownership

        (a)     Amount Beneficially Owned:  1,385,341**

        (b)     Percent of Class:       6.5%**

        (c)     Number of Shares as to which the person has:

                (i)     sole power to vote or to direct the vote: 1,385,341**

             (ii)       shared power to vote or to direct the vote: 0**

            (iii)       sole power to dispose or to direct the disposition of:
                   1,385,341**

             (iv)       shared power to dispose or to direct the disposition
                   of:  0**
______________________________________________________________________

** AWM is the investment adviser to each of the Funds. As the
investment adviser to the Funds, AWM holds sole voting and investment
power over 486,782 shares of Common Stock of the Issuer (the ?Shares?)
held by SSFQP, 157,484 Shares held by Cayman, 120,766 Shares held by
TECH and 620,309 Shares held by TECH II.  Marxe, Greenhouse and
Stettner are members of: SSCayman, L.L.C., a Delaware limited
liability company (?SSCAY?); the general partner of CAYMAN, MGP
Advisers Limited Partnership, a Delaware limited partnership (?MGP?),
the general partner of SSFQP; and SSTA, the general partner of TECH
and TECH II. Marxe, Greenhouse and Stettner are also controlling
principals of AWM.

Item 5.  Ownership of Five Percent or Less of a Class

        If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the beneficial
owner of more than five percent of the class of securities, check the
following. __

Item 6. Ownership of More Than Five Percent on Behalf of Another
Person

        Not Applicable.


Item 7. Identification and Classification of the Subsidiary Which
Acquired the Security Being Reported on by the Parent Holding
Company or Control Person

        Not Applicable.

Item 8.  Identification and Classification of Members of the Group

        Not Applicable.


Item 9.  Notice of Dissolution of Group

        Not Applicable.


Item 10.  Certification

        By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were not acquired and are not
held for the purpose of or with the effect of changing or influencing
the control of the issuer of the securities and were not acquired and
are not held in connection with or as a participant in any transaction
having that purpose or effect.



SIGNATURE

        After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is
true, complete and correct.


Dated: February 11, 2019



AWM INVESTMENT COMPANY, INC.



By:/s/ Adam Stettner
    Name:  Adam Stettner
   Title:       Vice President






Attention:  Intentional misstatements or omissions of fact constitute
Federal criminal violations (See 18 U.S.C. 1001)
-1-

American Superconductor Corp. (NASDAQ:AMSC)
Historical Stock Chart

1 Year : From Jun 2018 to Jun 2019

Click Here for more American Superconductor Corp. Charts.

American Superconductor Corp. (NASDAQ:AMSC)
Intraday Stock Chart

Today : Tuesday 18 June 2019

Click Here for more American Superconductor Corp. Charts.

Latest AMSC Messages

{{bbMessage.M_Alias}} {{bbMessage.MSG_Date}} {{bbMessage.HowLongAgo}} {{bbMessage.MSG_ID}} {{bbMessage.MSG_Subject}}

Loading Messages....


No posts yet, be the first! No {{symbol}} Message Board. Create One! See More Posts on {{symbol}} Message Board See More Message Board Posts


Your Recent History
LSE
GKP
Gulf Keyst..
LSE
QPP
Quindell
FTSE
UKX
FTSE 100
LSE
IOF
Iofina
FX
GBPUSD
UK Sterlin..
Stocks you've viewed will appear in this box, letting you easily return to quotes you've seen previously.

Register now to create your own custom streaming stock watchlist.


NYSE, AMEX, and ASX quotes are delayed by at least 20 minutes.
All other quotes are delayed by at least 15 minutes unless otherwise stated.